The farmers role is to conduct the symphony of plants and soil. In this book, learn how to coax the most out of your plants by providing the best soil and removing all yield-limiting factors. Donald Schriefer is best known for his "systems" approach to tillage and soil fertility, which is detailed here. Managing soil aeration, water, and residue decay are covered, as well as ridge planting systems, guidelines for cultivating row crops, and managing soil fertility. Develop your own soil fertility system for long-term productivity. This reprint of his first book now qualifies as modern classic of ecological agriculture.